MOA 2016-BLG-231

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Event Parameters

Internal ID:	gb4-R-1-139713
Discovery date:	2016-05-07T03:19:06
RA:	17:53:11.95
Dec:	-30:11:32.34
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
111357	17:53:12.00	-30:11:31.20	15.40 ± 0.02	0.60
111454	17:53:12.21	-30:11:28.84	18.46 ± 0.19	4.20
111490	17:53:12.29	-30:11:33.85	17.04 ± 0.08	4.60

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.899 (2024-Oct-28.399)	15.33 ± 0.02	4.84
2460611.911 (2024-Oct-28.411)	15.29 ± 0.02	5.12
2460611.921 (2024-Oct-28.421)	15.31 ± 0.03	5.44
2460611.930 (2024-Oct-28.430)	15.38 ± 0.03	4.78
2460614.875 (2024-Oct-31.375)	15.25 ± 0.03	5.35

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 63270.32)

Single lens fit parameters

t_max	=	JD 2457535.13	±	0.00 UT (2016-May-26.63)
t_E	=	25.62	±	0.06 days
u₀	=	0.0425	±	0.0001
I_base	=	16.45	±	0.28

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice